A Detailed Study of the Structure of the Nested Planetary Nebula, Hb 12, the Matryoshka Nebula
Authors: D. M. Clark, J. A. López, M. L. Edwards, and C. Winge
Clark et al.
2014 The Astronomical Journal14898.
Provider: AAS Journals
Caption: Figure 4.
NIFS images of the nucleus of Hb 12, with offsets in velocity from line center for the two lines shown. Top and second rows: He I (2.0585 μm). Third and bottom rows: Brγ. All images are 2'' ×2''.